OpenTechnical

OT-2026-000070467

Publication integrity record

Four bellows cup vacuum gripper, four zone face, three stage ejector, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000070467) never changes.

Identity and time

Publication numberOT-2026-000070467 · never reused
Internal UUID01a0ae91-545f-7087-951e-2132002b50cc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070467
StatusPUBLIC

Content hashes

Canonical text9a439c7215c62b472d6d7e254eed6ac6d5e99e669ef0383e4afb5aaa32709011
Markdown9d529f1dacf133fa97cee0818e0362b3244c8f308a7d3745a554803dc903f0f4
PDF
Publication page4be70a120ca3e7c8312cf0dc734d0a955b7c08c92b6a662103837c374077c0ad
Manifest7bf7e1e1e863f0dfe4c1e1403f6eb02dda6980d624caf880a865e441fc39052f

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signaturen8lGVcMF1RZnTlHOtuB/M+OPHdMQ6uHeVMQ3QNCq6mac5I/CjApG1/OsP+oqJTmzioG8h2ELicn3OfGBLDybDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:26:17.698639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070467
observed 4be70a120ca3e7c8312cf0dc734d0a95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:17.679295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070467/manifest.json
observed 7bf7e1e1e863f0dfe4c1e1403f6eb02d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:17.663066ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070467/publication.md
observed 9d529f1dacf133fa97cee0818e0362b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:17.643618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070467/publication.txt
observed 9a439c7215c62b472d6d7e254eed6ac6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.